CN115615973B - Water toxicity monitor with continuous detection function based on algae activity - Google Patents
Water toxicity monitor with continuous detection function based on algae activity Download PDFInfo
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- CN115615973B CN115615973B CN202211631329.9A CN202211631329A CN115615973B CN 115615973 B CN115615973 B CN 115615973B CN 202211631329 A CN202211631329 A CN 202211631329A CN 115615973 B CN115615973 B CN 115615973B
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- 238000001514 detection method Methods 0.000 title claims abstract description 140
- 241000195493 Cryptophyta Species 0.000 title claims abstract description 100
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 230000001988 toxicity Effects 0.000 title claims abstract description 23
- 231100000419 toxicity Toxicity 0.000 title claims abstract description 23
- 230000000694 effects Effects 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 20
- 230000008569 process Effects 0.000 claims abstract description 19
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 62
- 238000004140 cleaning Methods 0.000 claims description 31
- 238000005507 spraying Methods 0.000 claims description 26
- 239000006185 dispersion Substances 0.000 claims description 20
- 230000007246 mechanism Effects 0.000 claims description 17
- 239000012535 impurity Substances 0.000 claims description 16
- 238000005070 sampling Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 5
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 238000011002 quantification Methods 0.000 description 6
- 244000309464 bull Species 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 229930002875 chlorophyll Natural products 0.000 description 2
- 235000019804 chlorophyll Nutrition 0.000 description 2
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
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- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000243 photosynthetic effect Effects 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N2021/635—Photosynthetic material analysis, e.g. chrorophyll
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention relates to the technical field of water toxicity detection, in particular to a water toxicity monitor with a continuous detection function based on algae activity. The utility model provides a water toxicity monitor that has continuous detection function based on algae activity, including the supporting leg of symmetric distribution, the supporting leg rigid coupling of symmetric distribution has fixed casing, fixed casing has servo motor through the bracing piece rigid coupling, servo motor's output shaft end rigid coupling has the pivot of being connected with fixed casing rotation, the pivot rigid coupling has first carousel and second carousel, the rigid coupling has the detection casing of symmetric distribution between first carousel and the second carousel, it is provided with detection chamber and alga ration chamber to detect the casing, second carousel rigid coupling has the electric putter of symmetric distribution, the electric putter's of symmetric distribution flexible end and second carousel sliding connection, it is provided with the piston with electric putter's flexible end rigid coupling to slide in the detection casing. The invention increases the continuity of the whole detection process and improves the detection efficiency by the alternate operation of the two detection shells.
Description
Technical Field
The invention relates to the technical field of water toxicity detection, in particular to a water toxicity monitor with a continuous detection function based on algae activity.
Background
The water toxicity monitor is an instrument for detecting the influence of water samples on the activity of algae by taking the algae as a detection organism, the current water toxicity detection process comprises the steps of firstly sampling the water quality of a detection area, then adding standardized algae into the water samples, then adding the water samples containing the algae into the water toxicity monitor, and detecting the fluorescence intensity of the algae by taking light emitting diodes with different colors as excitation light sources inside the water toxicity monitor, so that the photosynthetic intensity of chlorophyll in the algae is indirectly detected, if the algae are injured, such as by herbicides, the activity of the algae is inevitably reduced, and the content of harmful substances in the water samples is judged according to the detection result.
At present, in the process of water toxicity detection, a water sample and the amount of added algae need to be quantified, so that the accuracy of detection data is ensured, but at present, the quantification of the water sample and the algae needs to be carried out by an operator, the workload of the operator is increased, the sampling shell needs to be cleaned after the detection is completed, the secondary detection cannot be carried out in the process of cleaning the sampling shell, therefore, when the water sample is detected for multiple times, the continuity of the detection cannot be ensured, and after the type of the algae in the water sample is changed, the amount of the added algae in the water sample with the same volume can be changed therewith, and the content of the added algae needs to be adjusted by the operator for multiple times.
Disclosure of Invention
The invention provides an automatic-cleaning water toxicity monitor with a continuous detection function based on algae activity, which solves the technical problems in the background art.
The technical scheme of the invention is as follows: a water toxicity monitor with continuous detection function based on algae activity comprises symmetrically distributed support legs, a fixed shell, a liquid inlet and a liquid outlet, a control terminal, a first cavity, a second cavity and symmetrically distributed connecting holes, a filter screen, a rotary shaft, a first rotary disc and a second rotary disc, wherein the filter screen is arranged in the second cavity, the filter screen filters liquid entering the connecting holes, the fixed shell is fixedly connected with a servo motor, the servo motor is electrically connected with the control terminal through a support rod, the output shaft end of the servo motor is fixedly connected with the rotary shaft, the rotary shaft is fixedly connected with the first rotary disc and the second rotary disc, the first rotary disc is in sealing fit with the fixed shell, the first rotary disc is provided with symmetrically distributed liquid inlet holes, the first rotary disc and the second rotary disc are fixedly connected with symmetrically distributed detection shells, the detection shells are provided with detection cavities and algae quantitative cavities, the detection cavities and the algae quantitative cavities are communicated through equidistantly distributed dispersion holes, the second rotary disc is provided with through symmetrical distribution of telescopic push rods, the push rods are electrically connected with the fixed push rods, and used for removing impurities from the algae quantitative culture shell, the detection shell is provided with an adjusting assembly used for plugging dispersion holes, the fixed shell is provided with a cleaning mechanism used for cleaning residual liquid in the detection shell, the cleaning mechanism is electrically connected with the control terminal, the rotating shaft drives the two detection shells to rotate through the first rotating disc and the second rotating disc, waste liquid in the detection shell below is discharged into the first cavity, a water sample in the second cavity enters the detection shell above, sampling detection is continued, and alternate operation of the two detection shells is completed.
Preferably, the left side surface of the first rotating disk is provided with an annular protrusion for increasing sealability between the left side surface of the first rotating disk and the right side surface of the fixed casing.
Preferably, the clearance subassembly is including first gear, first gear rigid coupling in pivot, and fixed casing rotates and is connected with the bull stick, and the bull stick rigid coupling has the second gear with first gear engagement, and the bull stick rigid coupling has the arc scraper blade that circumference distributes, and the arc scraper blade contacts with the filter screen for scrape the impurity on the clearance net.
Preferably, sampling mechanism is including adding the briquetting, and pressurization piece sliding connection is in alga ration intracavity, and pressurization piece screw-thread fit has the threaded rod, detects the casing and is provided with the through-hole, and the threaded rod is located the through-hole of detecting the casing and rather than there being the clearance, and the threaded rod rotates and is connected with T shape pole, and the rigid coupling has symmetric distribution's telescopic link between T shape pole and the detection casing, detects the casing and is provided with the drive assembly who adds the alga to alga ration intracavity.
Preferably, one side of the pressurizing block, which is close to the dispersion hole, is provided with an arc-shaped surface, and the arc-shaped surface of the pressurizing block is in sealing fit with one side of the algae quantitative cavity, which is close to the dispersion hole.
Preferably, the driving assembly comprises a first spring, the first spring is fixedly connected between the detection shell and the T-shaped rod, the connecting frame is fixedly connected with the fixed shell, the connecting frame is fixedly connected with limiting blocks which are symmetrically distributed, the upper side faces of the limiting blocks are arc-shaped faces, the limiting blocks which are symmetrically distributed are matched with the T-shaped rod, and wedge blocks are fixedly connected to the front portions of the limiting blocks.
Preferably, the algae cultivation assembly comprises an algae cultivation container, the algae cultivation container is fixedly connected to the second rotating disc, the algae cultivation container is communicated with the algae quantitative cavity through an L-shaped pipe, and a one-way valve is arranged in the L-shaped pipe.
Preferably, the adjusting component comprises a sliding plate, the sliding plate is slidably connected to the detection shell, the sliding plate is located between the detection cavity and the algae quantitative cavity, the sliding plate is provided with through holes corresponding to the dispersion holes, the sliding plate is fixedly connected with a connecting rod slidably connected with the second turntable, a second spring is fixedly connected between the connecting rod and the second turntable, and the connecting rod is fixedly connected with an L-shaped rod slidably connected with the second turntable.
Preferably, the cleaning mechanism comprises a first connecting pipe, the first connecting pipe is fixedly connected to the fixed shell, one end of the first connecting pipe is communicated with a water supplementing device, the first connecting pipe is connected with a second connecting pipe in a sliding mode, a third spring is fixedly connected between the second connecting pipe and the first connecting pipe and located in the first connecting pipe, the second connecting pipe is communicated with the liquid spraying shell, a strip-shaped liquid spraying hole is formed in the circumferential direction of the liquid spraying shell, and the first connecting pipe is provided with a rotating assembly for rotating the liquid spraying shell.
Preferably, the rotating assembly comprises a limiting rod fixedly connected to the liquid spraying shell, a spiral sliding groove is formed in the outer side face of the first connecting pipe, and the limiting rod is in sliding fit with the spiral sliding groove of the first connecting pipe.
Compared with the prior art, the invention has the following advantages: according to the invention, through the alternate operation of the two detection shells, the continuity of the whole detection process is increased, the detection efficiency is improved, the distance between the pressurizing block and the T-shaped rod is adjusted, the amount of algae entering the algae quantitative cavity is finally adjusted, so that the volume adjustment of algae of different types is realized, the water sample is filtered through the filter screen, the attached impurities on the filter screen are scraped through the arc-shaped scraper, the scraped impurities are automatically separated from the stirred water sample in a matching manner, the filter screen is prevented from being blocked by the impurities, the sampling process is prevented from being influenced, the limiting rod is driven by the liquid spraying shell to move leftwards, the liquid spraying shell is driven by the limiting rod to rotate under the limit of the spiral chute on the first connecting pipe, the inner wall of the detection cavity is cleaned in an all-directional manner, the residual water sample and the cleaning liquid on the inner wall of the detection cavity are scraped, and the subsequent continuous detection process is prevented from being influenced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a sectional view showing the three-dimensional structure of the fixing case and the detecting case according to the present invention.
Fig. 3 is a sectional view showing a three-dimensional structure of the fixing case according to the present invention.
Fig. 4 is a sectional view of the three-dimensional structure of the present invention in a state where the stationary housing is separated from the first rotary plate.
Fig. 5 is a partial sectional view of the three-dimensional structure of the sampling mechanism of the present invention.
Fig. 6 is an enlarged perspective view of the invention at a in fig. 5.
Fig. 7 is a sectional view of the three-dimensional structure of the detection housing of the present invention.
Fig. 8 is a perspective view of the cleaning mechanism of the present invention.
Fig. 9 is a partial sectional view of the three-dimensional structure of the cleaning mechanism of the present invention.
Fig. 10 is an enlarged perspective view of the invention at B in fig. 9.
Wherein the figures include the following reference numerals: 1-supporting leg, 2-fixed shell, 201-first cavity, 202-second cavity, 203-connecting hole, 3-servo motor, 4-rotating shaft, 5-first rotating disc, 501-liquid inlet hole, 6-second rotating disc, 7-detection shell, 701-detection cavity, 702-algae quantification cavity, 703-dispersion hole, 8-detection component, 9-electric push rod, 10-piston, 1101-first gear, 1102-rotating rod, 1103-second gear, 1104-arc scraper, 1201-pressurizing block, 1202-threaded rod, 1203-T rod, 1204-telescopic rod, 1205-first spring, 1206-connecting frame, 1207-limiting block, 1208-wedge block, 1504-algae culture container, 1302-L-shaped tube, 1303-one-way valve, 1401-sliding plate, 1402-connecting rod, 1403-second spring, 1404-L-shaped rod, 1501-first connecting tube, 1502-second connecting tube, 1503-third spring, 1505-shell, 1505-1301 limiting rod.
Detailed Description
It is to be noted that, in the case of the different described embodiments, identical components are provided with the same reference numerals or the same component names, wherein the disclosure contained in the entire description can be transferred to identical components having the same reference numerals or the same component names in a meaningful manner. The positional references selected in the description, such as upper, lower, lateral, etc., refer also to the directly described and illustrated figures and are to be read into the new position in the sense of a change in position.
A water toxicity monitor with continuous detection function based on algae activity is disclosed, as shown in figure 1-figure 4, comprising support legs 1 which are symmetrically distributed front and back, the upper parts of the support legs 1 which are symmetrically distributed are connected with a fixed shell 2 through bolts, the fixed shell 2 is provided with a liquid inlet and a liquid outlet, the fixed shell 2 is fixedly connected with a control terminal, the fixed shell 2 is provided with a first cavity 201 and a second cavity 202, the first cavity 201 is positioned at the lower side of the second cavity 202, the right side surface of the fixed shell 2 is provided with two connecting holes 203 which are symmetrically distributed up and down, the fixed shell 2 is fixedly connected with a filter screen positioned in the second cavity 202, the filter screen is hemispherical, a water sample in the second cavity 202 enters a detection cavity 701 after being filtered by the filter screen, the water sample containing oil impurities is prevented from entering the detection cavity 701 to influence the detection result, the left side of the fixed shell 2 is connected with a servo motor 3 which is electrically connected with a control terminal through a support rod through a bolt, an output shaft of the servo motor 3 is fixedly connected with a rotating shaft 4 which is rotationally connected with the fixed shell 2, the right part of the rotating shaft 4 is fixedly connected with a first rotating disc 5 and a second rotating disc 6, the first rotating disc 5 is in sealing fit with the fixed shell 2, the left side of the first rotating disc 5 is provided with an annular bulge for increasing the contact area between the left side of the first rotating disc 5 and the right side of the fixed shell 2, the sealing performance between the first rotating disc 5 and the fixed shell 2 is improved, the leakage of a water sample in the second cavity 202 is avoided, the first rotating disc 5 is provided with symmetrically distributed liquid inlet holes 501, the symmetrically distributed detection shell 7 is fixedly connected between the first rotating disc 5 and the second rotating disc 6, the detection shell 7 is provided with a detection cavity 701 and an algae quantitative cavity 702, the detection cavity 701 and the algae quantitative cavity 702 are communicated through equidistantly distributed dispersion holes 703, the second rotary table 6 is provided with a through hole for balancing the air pressure in the detection shell 7, the detection shell 7 is provided with a detection component 8 for detecting the concentration of algae in liquid, the detection component 8 is electrically connected with the control terminal, the detection component 8 comprises a light emitting diode and a fluorescence receiving end, the fluorescence receiving end is used for detecting the fluorescence intensity of the algae, the right side surface of the second rotary table 6 is fixedly connected with an electric push rod 9 which is electrically connected with the control terminal through symmetrically distributed support rods, the telescopic end of the symmetrically distributed electric push rod 9 is slidably connected with the second rotary table 6, a piston 10 which is fixedly connected with the telescopic end of the electric push rod 9 is slidably arranged in the detection shell 7, the fixed shell 2 is provided with a cleaning assembly for cleaning impurities attached to a filter screen, the algae quantitative cavity 702 is provided with a sampling mechanism for quantitatively sampling the algae, the second rotary table 6 is fixedly connected with symmetrically distributed algae culture assemblies, the detection shell 7 is provided with an adjusting assembly for plugging the dispersion hole 703, the fixed shell 2 is provided with a cleaning mechanism for cleaning residual liquid in the detection shell 7, the cleaning mechanism is electrically connected with the control terminal, in the process of discharging algae in the detection shell 7, the process of continuously detecting waste liquid, and the whole detection process is improved in the detection process of continuously and detection.
As shown in fig. 2, the cleaning assembly includes a first gear 1101, the first gear 1101 is welded to the rotating shaft 4, the first gear 1101 is located on the left side of the fixed housing 2, the fixed housing 2 is rotatably connected with a rotating rod 1102, the rotating rod 1102 is fixedly connected with a second gear 1103 engaged with the first gear 1101, the rotating rod 1102 is fixedly connected with arc-shaped scraping plates 1104 distributed circumferentially, the arc-shaped scraping plates 1104 are in contact with the filter screen, the arc-shaped scraping plates 1104 rotate to stir the water sample in the second cavity 202, so that the fluidity of the water sample in the second cavity 202 is increased, the flowing water sample assists in separation of impurities on the filter screen, and meanwhile, the arc-shaped scraping plates 1104 rotate to scrape off the impurities attached to the filter screen.
As shown in fig. 5 and 7, the sampling mechanism includes a pressurizing block 1201, the pressurizing block 1201 is slidably connected in the algae quantitative cavity 702, one side of the pressurizing block 1201 close to the dispersion hole 703 is set to be an arc-shaped surface, the arc-shaped surface of the pressurizing block 1201 is in sealing fit with one side of the algae quantitative cavity 702 close to the dispersion hole 703, the pressurizing block 1201 is in threaded fit with a threaded rod 1202, the detection shell 7 is provided with a through hole, the threaded rod 1202 is located in the through hole of the detection shell 7 and has a gap with the through hole, the threaded rod 1202 is rotatably connected with a T-shaped rod 1203, the distance between the pressurizing block 1201 and the T-shaped rod 1203 is adjusted by rotating the threaded rod 1202, the amount of algae entering the algae quantitative cavity 702 is finally adjusted, so as to realize volume adjustment for different types of algae, telescopic rods 1204 which are symmetrically distributed are connected between the T-shaped rod 1203 and the detection shell 7 through bolts, and the detection shell 7 is provided with a driving assembly for adding algae into the algae quantitative cavity.
As shown in fig. 5, the driving assembly includes a first spring 1205, the first spring 1205 is fixedly connected between the detecting housing 7 and the T-shaped rod 1203, the connecting frame 1206 is connected to the fixing housing 2 through a bolt, the connecting frame 1206 is fixedly connected to the limiting blocks 1207 which are symmetrically distributed, the upper side of the limiting block 1207 is an arc-shaped surface, and the front portion of the limiting block 1207 is fixedly connected to the wedge-shaped block 1208.
As shown in FIGS. 5 and 6, the algae cultivation kit includes an algae cultivation vessel 1301, the algae cultivation vessel 1301 is fixed to the second turntable 6, the algae cultivation vessel 1301 is communicated with the algae quantitative chamber 702 through an L-shaped pipe 1302, and a check valve 1303 is provided in the L-shaped pipe 1302.
As shown in fig. 5-7, the adjusting assembly includes a sliding plate 1401, the sliding plate 1401 slidably penetrates through the detection housing 7, the sliding plate 1401 is located between the detection chamber 701 and the algae quantification chamber 702, the sliding plate 1401 is provided with a through hole corresponding to the dispersion hole 703, a connecting rod 1402 slidably connected to the second rotary disk 6 is welded to the right end of the sliding plate 1401, a second spring 1403 is fixedly connected between the connecting rod 1402 and the second rotary disk 6, and an L-shaped rod 1404 slidably connected to the second rotary disk 6 is fixedly connected to the right end of the connecting rod 1402.
As shown in fig. 8-10, the cleaning mechanism includes a first connection pipe 1501, the first connection pipe 1501 is welded to the fixed housing 2, the left end of the first connection pipe 1501 is communicated with a water replenishing device, the first connection pipe 1501 is slidably connected with a second connection pipe 1502, a third spring 1503 is fixedly connected between the second connection pipe 1502 and the first connection pipe 1501, the third spring 1503 is located in the first connection pipe 1501, the second connection pipe 1502 is communicated with a liquid spraying housing 1504, the liquid spraying housing 1504 is circumferentially provided with strip-shaped liquid spraying holes, the control terminal starts the water replenishing device to inject cleaning liquid into the first connection pipe 1501, the cleaning liquid is discharged from the strip-shaped liquid spraying holes of the liquid spraying housing 1504, the detection chamber 701 is cleaned, the left side surface of the piston 10 is matched with the right side surface of the fixed housing 2, and the first connection pipe 1501 is provided with a rotating assembly for rotating the liquid spraying housing.
As shown in fig. 8 and 9, the rotating assembly includes a limiting rod 1505, the limiting rod 1505 is welded to the liquid spraying housing 1504, a spiral sliding groove is formed in the outer side surface of the first connecting pipe 1501, the limiting rod 1505 is in sliding fit with the spiral sliding groove of the first connecting pipe 1501, and the limiting rod 1505 drives the liquid spraying housing 1504 to rotate under the limiting of the spiral sliding groove on the first connecting pipe 1501, so that the inner wall of the detection cavity 701 is cleaned in all directions.
When detecting water toxicity, that is, detecting fluorescence intensity of algae in a water sample, an operator firstly adds the water sample into the second cavity 202 through the liquid inlet of the fixed shell 2, taking the rotation direction of the right view as an example, the operator starts the servo motor 3 through the control terminal, the servo motor 3 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the detection shell 7 and parts thereon to rotate clockwise through the first rotating disk 5 and the second rotating disk 6 until the liquid inlet hole 501 is communicated with the connecting hole 203, and because the piston 10 is positioned at the left side of the detection cavity 701, water in the second cavity 202 does not enter the detection cavity 701 yet.
In the process that the liquid inlet hole 501 is communicated with the connecting hole 203, the algae gradually enters the algae quantitative cavity 702, and the specific operation is as follows: taking the above-mentioned side detection housing 7 as an example, the T-shaped rod 1203 is far away from the detection housing 7 under the limit of the wedge block 1208, the T-shaped rod 1203 drives the pressurizing block 1201 to be far away from the dispersion hole 703 through the threaded rod 1202, the volume below the pressurizing block 1201 gradually increases, at this time, the pressure below the pressurizing block 1201 gradually decreases, when the algae quantification chamber 702 is communicated with the L-shaped pipe 1302, the check valve 1303 is opened, the algae in the algae culture container 1301 enters the algae quantification chamber 702 through the L-shaped pipe 1302, when the T-shaped rod 1203 contacts with the upper side of the limit block 1207, the T-shaped rod 1203 continuously moves along the upper side of the limit block 1207, the distance between the T-shaped rod 1203 and the detection housing 7 is kept unchanged, the volume below the pressurizing block 1201 is not changed any more, the pressure below the pressurizing block 1201 is not changed any more, the algae does not enter the algae quantification chamber 702 any more, when the two detection housings 7 are turned to the state shown in fig. 2, the control terminal closes the servo motor 3, the upper liquid inlet hole 501 is communicated with the upper connection hole 203, the upper side, the operator starts the upper electric push rod 9 through the control terminal, the piston 9 drives the water sample filter piston 10, the water sample chamber 701, the impurity filter screen 701 in the second detection chamber 701 is prevented from being attached to the water sample, and the water sample filtration chamber 701, and the influence on the water sample filtration net 701 is prevented.
When the right side of the piston 10 contacts with the L-shaped rod 1404, the control terminal stops the electric push rod 9, the control terminal starts the servo motor 3, the detection housing 7 continues to rotate, when the liquid inlet hole 501 above is no longer communicated with the connecting hole 203 above, the left end of the detection housing 7 is blocked by the right side of the first rotary disc 5, the detection cavity 701 forms a seal, the control terminal starts the electric push rod 9, the electric push rod 9 continues to drive the piston 10 to move rightwards, the pressure in the detection cavity 701 is reduced, the piston 10 drives the sliding plate 1401 to move rightwards through the L-shaped rod 1404 and the connecting rod 1402, the second spring 1403 is stretched, when the right side of the piston 10 contacts with the left side of the second rotary disc 6, the dispersion holes 703 are communicated with the through holes in the sliding plate 1401, meanwhile, the T-shaped rods 1203 are separated from the limiting positions of the limiting blocks 1207, the first springs 1205 are reset, the first springs 1205 drive the pressurizing blocks 1201 to extrude algae in the algae quantitative cavity 702 through the T-shaped rods 1203 and the threaded rods 1202, the algae in the algae quantitative cavity 702 is rapidly discharged into the detection cavity 701 through the dispersion holes 703 under the extrusion of the pressurizing blocks 1201 and is mixed with a water sample in the detection cavity 701, and the algae circumferentially disperses to enter the detection cavity 701 due to the fact that one sides, close to the dispersion holes 703, of the pressurizing blocks 1201 are arranged to be arc-shaped surfaces, the mixing speed of the algae in the water sample is accelerated, and the algae are uniformly distributed in the water sample.
After algae in the algae quantitative cavity 702 enters the detection cavity 701 through the dispersion holes 703, the control terminal stops the servo motor 3, and after a period of time, the control terminal starts the detection component 8 to detect the algae in the detection shell 7, wherein the specific detection principle is as follows: the method comprises the steps that light emitting diodes with different colors are used as excitation light sources, the fluorescence intensity of algae in a water sample is detected through data of a fluorescence receiving end, the chlorophyll content of the algae is sequentially judged, a detection result is finally obtained, qualitative and quantitative analysis is carried out on the water sample, after the detection is finished, a control terminal starts a servo motor 3, a detection shell 7 continues to rotate, when the detection shell 7 after the detection is finished rotates to the lower side, the servo motor 3 is stopped by the control terminal, namely the detection shell 7 at the lower side in the figure 2, a liquid inlet hole 501 is communicated with a connecting hole 203, the left end of the detection shell 7 is not blocked by the right side face of a first rotary disc 5, the water sample in a detection cavity 701 is discharged into a first cavity 201, a third spring 1503 in a compressed state resets, the third spring 1503 drives a liquid spraying shell 1504 to enter the detection cavity 701 through a second connecting pipe 1502 and is in contact with the left side face of a piston 10, the control terminal starts a water supplementing device to inject cleaning liquid into a first connecting pipe 1501, the cleaning liquid is discharged from strip-shaped liquid spraying holes of the liquid spraying shell 1504, and the detection cavity 701 is cleaned.
In the process that the water replenishing equipment injects the cleaning liquid into the first connecting pipe 1501, the control terminal starts the electric push rod 9 below, the electric push rod 9 drives the piston 10 to move leftwards to scrape off the residual water sample and the cleaning liquid on the inner wall of the detection cavity 701, meanwhile, the piston 10 drives the liquid spraying shell 1504 to move leftwards, the third spring 1503 is compressed, the liquid spraying shell 1504 drives the limiting rod 1505 to move leftwards, the limiting lower limiting rod 1505 of the spiral chute on the first connecting pipe 1501 drives the liquid spraying shell 1504 to rotate, so that the inner wall of the detection cavity 701 is cleaned in all directions, the residue of impurities in the detection cavity 701 is reduced, the impurities are prevented from influencing the subsequent continuous detection process, when the left side surface of the piston 10 is aligned with the left side surface of the first rotary disc 5 to form a seal, all the water sample and the cleaning liquid in the detection cavity 701 are discharged, an operator collects the waste liquid discharged from the first cavity 201, in the waste liquid discharge process in the detection shell 7 below, the detection shell 7 above continues sampling detection, and the two detection shells 7 alternately operate, the continuity of the whole detection process is improved, and the detection efficiency is improved.
When different types of algae need to be replaced, the addition amount of the algae changes, an operator adjusts the distance between the pressurizing block 1201 and the T-shaped rod 1203 by rotating the threaded rod 1202, and finally adjusts the amount of the algae entering the algae quantitative cavity 702 to realize volume adjustment of the algae, after the distance between the T-shaped rod 1203 and the pressurizing block 1201 changes, the T-shaped rod 1203 can still be limited by the limiting block 1207, in the process that the first rotary disc 5 rotates relative to the fixed shell 2, due to the fact that the annular bulge is arranged on the left side face of the first rotary disc 5, the contact area between the left side face of the first rotary disc 5 and the right side face of the fixed shell 2 is increased, the sealing performance between the first rotary disc 5 and the fixed shell 2 is improved, leakage of 1103 in the second cavity 202 is avoided, in the rotating process of the rotary shaft 4, the rotary shaft 4 drives the arc-shaped scraper 1104 to rotate through the first gear 1101, the second gear 1101 and the rotary rod 1102 to stir a water sample in the second cavity 202, meanwhile, the impurities attached to be scraped off, the impurities in the second cavity 202 are automatically removed, and the residual water sample scraping plate is automatically detected, and the water sample filtering screen 202 is used by the operator, and the operator.
While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.
Claims (10)
1. The utility model provides a water toxicity monitor that has continuous detection function based on algae activity which characterized in that: comprises supporting legs (1) which are symmetrically distributed, a fixed shell (2) is fixedly connected to the symmetrically distributed supporting legs (1), a liquid inlet and a liquid outlet are arranged on the fixed shell (2), a control terminal is fixedly connected to the fixed shell (2), a first cavity (201), a second cavity (202) and connecting holes (203) which are symmetrically distributed are arranged on the fixed shell (2), a filter screen which is positioned in the second cavity (202) is fixedly connected to the fixed shell (2), the filter screen is hemispherical, the filter screen filters liquid entering the connecting holes (203), the fixed shell (2) is fixedly connected with a servo motor (3) which is electrically connected with the control terminal through a supporting rod, a rotating shaft (4) which is rotatably connected with the fixed shell (2) is fixedly connected to an output shaft end of the servo motor (3), a first rotating disc (5) and a second rotating disc (6) are fixedly connected to the rotating shaft (4), the first rotating disc (5) is in sealing fit with the fixed shell (2), the first rotating disc (5) is provided with liquid inlet holes (501) which are symmetrically distributed, a detection shell (7) which is fixedly connected between the first rotating disc (5) and the second rotating disc (6), quantitative detection shells (701) are arranged at equal intervals, a quantitative detection cavity (702) which is communicated with algae detection cavity (702) and an algae detection cavity (702), the second rotary disc (6) is provided with a through hole for balancing the air pressure in the detection shell (7), the detection shell (7) is provided with a detection component (8) for detecting the concentration of algae in the liquid, the detection component (8) is electrically connected with the control terminal, the second rotary disc (6) is fixedly connected with an electric push rod (9) which is electrically connected with the control terminal through a symmetrically distributed support rod, the telescopic end of the symmetrically distributed electric push rod (9) is slidably connected with the second rotary disc (6), a piston (10) which is fixedly connected with the telescopic end of the electric push rod (9) is slidably arranged in the detection shell (7), the fixed shell (2) is provided with a cleaning component for cleaning impurities attached to the filter screen, the algae quantitative cavity (702) is provided with a sampling mechanism for quantitatively sampling the algae, the second rotary disc (6) is fixedly connected with a symmetrically distributed algae culture component, the detection shell (7) is provided with an adjusting component for plugging the dispersion hole (703), the fixed shell (2) is provided with a cleaning mechanism for cleaning residual liquid in the detection shell (7), the cleaning mechanism is electrically connected with the control terminal, the rotating shaft (4) enters the detection cavity (201) through the first rotary disc (5) and the detection shell (7) and drives the waste liquid sample in the detection shell (7) to enter the detection cavity (201) in the second rotary process, sampling detection is continued, and the alternate operation of the two detection shells (7) is completed.
2. The water toxicity monitor having a continuous measuring function based on algal activity according to claim 1, wherein: the left side surface of the first rotating disc (5) is provided with an annular bulge for increasing the sealing property between the left side surface of the first rotating disc (5) and the right side surface of the fixed shell (2).
3. The water toxicity monitor having a continuous measuring function based on algal activity according to claim 1, wherein: the cleaning assembly comprises a first gear (1101), the first gear (1101) is fixedly connected to a rotating shaft (4), a rotating rod (1102) is rotatably connected to the fixed shell (2), a second gear (1103) meshed with the first gear (1101) is fixedly connected to the rotating rod (1102), an arc-shaped scraping plate (1104) distributed in the circumferential direction is fixedly connected to the rotating rod (1102), and the arc-shaped scraping plate (1104) is in contact with the filter screen and used for scraping impurities on the cleaning screen.
4. The water toxicity monitor having a continuous measuring function based on algal activity according to claim 1, wherein: sampling mechanism is including adding briquetting (1201), add briquetting (1201) sliding connection in algae ration chamber (702), it has threaded rod (1202) to add briquetting (1201) screw-thread fit, it is provided with the through-hole to detect casing (7), threaded rod (1202) are located the through-hole of detecting casing (7) and have the clearance rather than, threaded rod (1202) rotate and are connected with T shape pole (1203), the rigid coupling has symmetric distribution's telescopic link (1204) between T shape pole (1203) and the detection casing (7), it is provided with the drive assembly who adds the algae to algae ration chamber (702) to detect casing (7).
5. The water toxicity monitor with continuous detection function based on algae activity as claimed in claim 4, wherein: one side of the pressurizing block (1201) close to the dispersion hole (703) is provided with an arc-shaped surface, and the arc-shaped surface of the pressurizing block (1201) is in sealing fit with one side of the algae quantitative cavity (702) close to the dispersion hole (703).
6. The monitor of claim 4, wherein the monitor is characterized in that: the driving assembly comprises a first spring (1205), the first spring (1205) is fixedly connected between a detection shell (7) and a T-shaped rod (1203), a connecting frame (1206) is fixedly connected to a fixed shell (2), the connecting frame (1206) is fixedly connected with limiting blocks (1207) which are symmetrically distributed, the upper side face of each limiting block (1207) is an arc-shaped face, the limiting blocks (1207) which are symmetrically distributed are matched with the T-shaped rod (1203), and wedge blocks (1208) are fixedly connected to the front portion of each limiting block (1207).
7. The water toxicity monitor having a continuous measuring function based on algal activity according to claim 1, wherein: the algae cultivation assembly comprises an algae cultivation container (1301), the algae cultivation container (1301) is fixedly connected to the second rotating disc (6), the algae cultivation container (1301) is communicated with the algae quantitative cavity (702) through an L-shaped pipe (1302), and a one-way valve (1303) is arranged in the L-shaped pipe (1302).
8. The monitor of claim 7, wherein the monitor is characterized in that: the adjusting component comprises a sliding plate (1401), the sliding plate (1401) is connected to the detection shell (7) in a sliding mode, the sliding plate (1401) is located between the detection cavity (701) and the algae quantitative cavity (702), the sliding plate (1401) is provided with a through hole corresponding to the dispersion hole (703), the sliding plate (1401) is fixedly connected with a connecting rod (1402) in sliding connection with the second rotating disc (6), a second spring (1403) is fixedly connected between the connecting rod (1402) and the second rotating disc (6), and the connecting rod (1402) is fixedly connected with an L-shaped rod (1404) in sliding connection with the second rotating disc (6).
9. The monitor of claim 1, wherein the monitor is characterized in that: the cleaning mechanism comprises a first connecting pipe (1501), the first connecting pipe (1501) is fixedly connected to the fixed shell (2), one end of the first connecting pipe (1501) is communicated with water supplementing equipment, the first connecting pipe (1501) is connected with a second connecting pipe (1502) in a sliding mode, a third spring (1503) is fixedly connected between the second connecting pipe (1502) and the first connecting pipe (1501), the third spring (1503) is located in the first connecting pipe (1501), the second connecting pipe (1502) is communicated with a liquid spraying shell (1504), strip-shaped liquid spraying holes are formed in the circumferential direction of the liquid spraying shell (1504), and the first connecting pipe (1501) is provided with a rotating assembly of a rotary liquid spraying shell (1504).
10. The monitor of claim 9, wherein the monitor is capable of continuously detecting water toxicity based on algae activity, and comprises: the rotating assembly comprises a limiting rod (1505), the limiting rod (1505) is fixedly connected to the liquid spraying shell (1504), a spiral sliding groove is formed in the outer side face of the first connecting pipe (1501), and the limiting rod (1505) is in sliding fit with the spiral sliding groove of the first connecting pipe (1501).
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